Watlow Silver Series EM Operator Interface

Fits panel operator stations that need a Watlow Silver Series EM color touch HMI in 4.3 / 7 / 10 in diagonal sizes with Modbus RTU/TCP and EtherNet/IP host communications, IP65 / NEMA 4 (indoor) front, and EasyBuilder Pro / EBPro programming — OEM lists the line discontinued with cMT X Series as recommended replacement.

Key advantages

4.3 / 7 / 10 in touch — Color HMI sizes for panel operator stations.
Modbus + EtherNet/IP — Modbus RTU/TCP and EtherNet/IP host communications.
IP65 / NEMA 4 indoor — Front panel washdown-class indoor rating.
EasyBuilder Pro / EBPro — Watlow/Weintek-style project programming path.
Replacement path noted — OEM discontinued; cMT X Series recommended for new designs.

Typical applications

Panel operator interfaces on Watlow and third-party control systems.
Machines needing Modbus or EtherNet/IP HMI host communications.
Spare/replacement of existing Silver Series EM panels (check cMT X for new designs).

Selection guide

Role — Operator interface (no process sensor input); display sizes 4.3 / 7 / 10 in diagonal.
I/O / host — Serial + Ethernet host communications; email messaging; USB host; data logging.
Supply — Per Silver Series EM specification sheet (model-dependent).
IP / ambient — IP65 / NEMA 4 (indoor) front; ambient 0…50 °C (32…122 °F).
Display / software — Color touchscreen; EasyBuilder Pro / EBPro programming.
Communication — Modbus RTU; Modbus TCP; EtherNet/IP.
Mounting — Through-panel; ~2 in depth.
Lifecycle — Discontinued on Watlow site; recommended replacement cMT X Series HMI.

Common mistakes

Ordering Silver Series EM for a new long-life design without checking OEM discontinuation / cMT X Series replacement note.
Leaving diagonal size blank — 4.3 / 7 / 10 in are distinct models.
Assuming outdoor NEMA — listed NEMA 4 is indoor front with IP65.
Expecting process sensor inputs on the HMI — it is a display/control terminal, not a sensor.

When to RFQ / what to tell us

Display size (4.3 / 7 / 10 in), protocol needs (Modbus RTU/TCP, EtherNet/IP).
Whether this is spare/replacement vs new design (consider cMT X Series).
Quantity, ship-to, project-file / programming needs.

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Specs

Spec	Value
SKU	40520
Brand	Watlow
Model	Silver Series EM
Product type	operator_interface
Measuring range	Operator interface (no process sensor input); display sizes 4.3 / 7 / 10 in diagonal
Accuracy	N/A (HMI/OIT — display/control terminal)
Output signal	Serial + Ethernet host communications; email messaging; USB host; data logging
Supply voltage	Per Silver Series EM specification sheet (model-dependent)
IP rating	IP65 / NEMA 4 (indoor) front
Ambient temperature	0…50 °C (32…122 °F)
Display	Color touchscreen 4.3 / 7 / 10 in; EasyBuilder Pro / EBPro programming
Communication	Modbus RTU; Modbus TCP; EtherNet/IP
Approvals	UL, CE, RoHS, IP65, NEMA 4 indoor
Mounting	Through-panel; ~2 in depth
Notes	Discontinued on Watlow site; recommended replacement cMT X Series HMI. OEM winssem0423 + Installation Guide 0600-0101-0000.

Documents

FAQ

Q: Is Silver Series EM still current? A: Watlow site lists it discontinued and recommends cMT X Series HMI — state whether you need EM drop-in or will accept the replacement on the RFQ.

Q: Which sizes? A: Color touchscreen 4.3 / 7 / 10 in diagonal; through-panel ~2 in depth.

Q: What should I send for a quote? A: Size, protocols, EM vs cMT X preference, quantity. Compatible with systems using Watlow Silver Series EM — we do not claim authorized-dealer status.